code: def implements(self, interface=None):
      ## this just makes it easy for us to detect whether an ExceptionHook is already installed.
      if interface is None:
          return ["ExceptionHandler"]
      else:
          return interface == "ExceptionHandler"
  
file_path: pyqtgraph/pyqtgraph/exceptionHandling.py
imports: import sys
  import threading
  import time
  import traceback
  from types import SimpleNamespace
label_desc: Use image node_id 6 for calling the ExceptionHandler obj's underlying member method code with example usage: obj.implements(interface) and returns: list, unknown